code: def on_iteration_end(self, logs=None, predictions=None):
      for cb in self.callbacks:
          cb.on_iteration_end(logs, predictions)
  
file_path: mljar-supervised/supervised/callbacks/callback_list.py
label_desc: Use image node_id 6 for calling the CallbackList obj's underlying member method code with example usage: obj.on_iteration_end(logs, predictions) without return types